As viewed from above, a swimming pool has the shape of the ellipse given by the cross sections perpendicular to the ground and parallel to the -axis are squares. Find the total volume of the pool. (assume the units of length and area are feet and square feet respectively. Do not put units in your answer. ).

It depends on the subject for me. some exams are easier than others so i usually go through it and answer questions i know based on my general knowledge, then double check after. going through the lesson can a lot  because the exams can be  very lesson-specific, but sometimes they are ridiculously long so a lot of people don't take the time. i did find that, when i went through the lessons, i was making 100's on my exams vs strictly using + the internet and  i make 90's. 

Uh whats the